x | − | ( | x | ÷ | 101 100 | × | 1 100 | ) | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | − | ( | x | − | ( | x | ÷ | 101 100 | × | 1 100 | ) | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | ) | × | 6 25 | − | 2000 | = | 25000 |
方程左边 = | x | − | x | ÷ | 101 100 | × | 1 100 | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | − | ( | x | − | ( | x | ÷ | 101 100 | × | 1 100 | ) | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | ) | × | 6 25 | − | 2000 |
= | x | − | x | × | 1 101 | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | − | ( | x | − | ( | x | ÷ | 101 100 | × | 1 100 | ) | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | ) | × | 6 25 | − | 2000 |
= | 100 101 | x | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | − | ( | x | − | ( | x | ÷ | 101 100 | × | 1 100 | ) | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | ) | × | 6 25 | − | 2000 |
= | 100 101 | x | − | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | − | ( | x | − | ( | x | ÷ | 101 100 | × | 1 100 | ) | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | ) | × | 6 25 | − | 2000 |
= | 100 101 | x | − | x | × | 7 20200 | − | ( | x | − | ( | x | ÷ | 101 100 | × | 1 100 | ) | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | ) | × | 6 25 | − | 2000 |
= | 19993 20200 | x | − | ( | x | − | ( | x | ÷ | 101 100 | × | 1 100 | ) | − | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | ) | × | 6 25 | − | 2000 |
= | 19993 20200 | x | − | x | × | 6 25 | + | ( | x | ÷ | 101 100 | × | 1 100 | ) | × | 6 25 | + | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | × | 6 25 | − | 2000 |
= | 3029 4040 | x | + | ( | x | ÷ | 101 100 | × | 1 100 | ) | × | 6 25 | + | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | × | 6 25 | − | 2000 |
= | 3029 4040 | x | + | x | ÷ | 101 100 | × | 1 100 | × | 6 25 | + | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | × | 6 25 | − | 2000 |
= | 3029 4040 | x | + | x | × | 6 2525 | + | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | × | 6 25 | − | 2000 |
= | 15193 20200 | x | + | ( | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | ) | × | 6 25 | − | 2000 |
= | 15193 20200 | x | + | x | ÷ | 101 100 | × | 1 100 | × | 7 100 | ÷ | 2 | × | 6 25 | − | 2000 |
= | 15193 20200 | x | + | x | × | 21 252500 | − | 2000 |
= | 379867 505000 | x | − | 2000 |
379867 505000 | x | − | 2000 | = | 25000 |
379867 505000 | x | = | 25000 | + | 2000 |
379867 505000 | x | = | 27000 |
x | = | 27000 | ÷ | 379867 505000 |
= | 27000 | × | 505000 379867 |
x | = | 13635000000 379867 |